<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.8.13"/>
<meta name="viewport" content="width=device-width, initial-scale=1"/>
<title>OpenMesh: OpenMesh/Tools/Utils/MeshCheckerT_impl.hh Source File</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="navtree.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="resize.js"></script>
<script type="text/javascript" src="navtreedata.js"></script>
<script type="text/javascript" src="navtree.js"></script>
<script type="text/javascript">
  $(document).ready(initResizable);
</script>
<link href="search/search.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="search/searchdata.js"></script>
<script type="text/javascript" src="search/search.js"></script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
<link href="logo_align.css" rel="stylesheet" type="text/css"/>
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
 <tbody>
 <tr style="height: 56px;">
  <td id="projectlogo"><img alt="Logo" src="rwth_vci_rgb.jpg"/></td>
  <td id="projectalign" style="padding-left: 0.5em;">
   <div id="projectname">OpenMesh
   </div>
  </td>
 </tr>
 </tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.8.13 -->
<script type="text/javascript">
var searchBox = new SearchBox("searchBox", "search",false,'Search');
</script>
<script type="text/javascript" src="menudata.js"></script>
<script type="text/javascript" src="menu.js"></script>
<script type="text/javascript">
$(function() {
  initMenu('',true,false,'search.php','Search');
  $(document).ready(function() { init_search(); });
});
</script>
<div id="main-nav"></div>
</div><!-- top -->
<div id="side-nav" class="ui-resizable side-nav-resizable">
  <div id="nav-tree">
    <div id="nav-tree-contents">
      <div id="nav-sync" class="sync"></div>
    </div>
  </div>
  <div id="splitbar" style="-moz-user-select:none;" 
       class="ui-resizable-handle">
  </div>
</div>
<script type="text/javascript">
$(document).ready(function(){initNavTree('a00740_source.html','');});
</script>
<div id="doc-content">
<!-- window showing the filter options -->
<div id="MSearchSelectWindow"
     onmouseover="return searchBox.OnSearchSelectShow()"
     onmouseout="return searchBox.OnSearchSelectHide()"
     onkeydown="return searchBox.OnSearchSelectKey(event)">
</div>

<!-- iframe showing the search results (closed by default) -->
<div id="MSearchResultsWindow">
<iframe src="javascript:void(0)" frameborder="0" 
        name="MSearchResults" id="MSearchResults">
</iframe>
</div>

<div class="header">
  <div class="headertitle">
<div class="title">MeshCheckerT_impl.hh</div>  </div>
</div><!--header-->
<div class="contents">
<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/* ========================================================================= *</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> *                                                                           *</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> *                               OpenMesh                                    *</span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> *           Copyright (c) 2001-2015, RWTH-Aachen University                 *</span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> *           Department of Computer Graphics and Multimedia                  *</span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"> *                          All rights reserved.                             *</span></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"> *                            www.openmesh.org                               *</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment"> *                                                                           *</span></div><div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment"> *---------------------------------------------------------------------------*</span></div><div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment"> * This file is part of OpenMesh.                                            *</span></div><div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment"> *---------------------------------------------------------------------------*</span></div><div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment"> *                                                                           *</span></div><div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment"> * Redistribution and use in source and binary forms, with or without        *</span></div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment"> * modification, are permitted provided that the following conditions        *</span></div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment"> * are met:                                                                  *</span></div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment"> *                                                                           *</span></div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment"> * 1. Redistributions of source code must retain the above copyright notice, *</span></div><div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="comment"> *    this list of conditions and the following disclaimer.                  *</span></div><div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="comment"> *                                                                           *</span></div><div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="comment"> * 2. Redistributions in binary form must reproduce the above copyright      *</span></div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="comment"> *    notice, this list of conditions and the following disclaimer in the    *</span></div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="comment"> *    documentation and/or other materials provided with the distribution.   *</span></div><div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="comment"> *                                                                           *</span></div><div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="comment"> * 3. Neither the name of the copyright holder nor the names of its          *</span></div><div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="comment"> *    contributors may be used to endorse or promote products derived from   *</span></div><div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;<span class="comment"> *    this software without specific prior written permission.               *</span></div><div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="comment"> *                                                                           *</span></div><div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;<span class="comment"> * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS       *</span></div><div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;<span class="comment"> * &quot;AS IS&quot; AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED *</span></div><div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="comment"> * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A           *</span></div><div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="comment"> * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER *</span></div><div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;<span class="comment"> * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,  *</span></div><div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;<span class="comment"> * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,       *</span></div><div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;<span class="comment"> * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR        *</span></div><div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="comment"> * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF    *</span></div><div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;<span class="comment"> * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING      *</span></div><div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="comment"> * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS        *</span></div><div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="comment"> * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.              *</span></div><div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;<span class="comment"> *                                                                           *</span></div><div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;<span class="comment"> * ========================================================================= */</span></div><div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;</div><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;</div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;</div><div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;</div><div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;<span class="preprocessor">#define OPENMESH_MESHCHECKER_C</span></div><div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;</div><div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;</div><div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;<span class="comment">//== INCLUDES =================================================================</span></div><div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;</div><div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;</div><div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;<span class="preprocessor">#include &lt;OpenMesh/Tools/Utils/MeshCheckerT.hh&gt;</span></div><div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;</div><div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;</div><div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;<span class="comment">//== NAMESPACES ============================================================== </span></div><div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;</div><div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;</div><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;<span class="keyword">namespace </span><a class="code" href="a01233.html">OpenMesh</a> {</div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;<span class="keyword">namespace </span>Utils {</div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;</div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;<span class="comment">//== IMPLEMENTATION ========================================================== </span></div><div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;</div><div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;</div><div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> Mesh&gt;</div><div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;<span class="keywordtype">bool</span> </div><div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;<a class="code" href="a03077.html#a988805b4c79363bda7c8c7ba646c691d">MeshCheckerT&lt;Mesh&gt;::</a></div><div class="line"><a name="l00066"></a><span class="lineno"><a class="line" href="a03077.html#a988805b4c79363bda7c8c7ba646c691d">   66</a></span>&#160;<a class="code" href="a03077.html#a988805b4c79363bda7c8c7ba646c691d">check</a>(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> _targets, std::ostream&amp; _os)</div><div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;{</div><div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;  <span class="keywordtype">bool</span>  ok(<span class="keyword">true</span>);</div><div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;</div><div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;</div><div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;</div><div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;  <span class="comment">//--- vertex checks ---</span></div><div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;</div><div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;  <span class="keywordflow">if</span> (_targets &amp; CHECK_VERTICES)</div><div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;  {</div><div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;    <span class="keyword">typename</span> Mesh::ConstVertexIter v_it(mesh_.vertices_begin()), v_end(mesh_.vertices_end());</div><div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;    <span class="keyword">typename</span> <a class="code" href="a02389.html#a0fc18e13d70825938274e3faf7b55e01">Mesh::VertexHandle</a>    vh;</div><div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;    <span class="keyword">typename</span> Mesh::ConstVertexVertexCWIter vv_it;</div><div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;    <span class="keyword">typename</span> Mesh::HalfedgeHandle  heh;</div><div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;    <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>                   count;</div><div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;    <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>             max_valence(10000);</div><div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;</div><div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;</div><div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;    <span class="keywordflow">for</span> (; v_it != v_end; ++v_it)</div><div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;    {</div><div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;      <span class="keywordflow">if</span> (!is_deleted(*v_it))</div><div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;      {</div><div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;        vh = *v_it;</div><div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;</div><div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;</div><div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;        <span class="comment">/* The outgoing halfedge of a boundary vertex has to be a boundary halfedge */</span></div><div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;        heh = mesh_.halfedge_handle(vh);</div><div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;        <span class="keywordflow">if</span> (heh.is_valid() &amp;&amp; !mesh_.is_boundary(heh))</div><div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;        {</div><div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;          <span class="keywordflow">for</span> (<span class="keyword">typename</span> <a class="code" href="a02389.html#acf4b52db4b0198a91a02c06003623bfb">Mesh::ConstVertexOHalfedgeIter</a> vh_it(mesh_, vh);</div><div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;              vh_it.is_valid(); ++vh_it)</div><div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;          {</div><div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;            <span class="keywordflow">if</span> (mesh_.is_boundary(*vh_it))</div><div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;            {</div><div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;              _os &lt;&lt; <span class="stringliteral">&quot;MeshChecker: vertex &quot;</span> &lt;&lt; vh</div><div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;                  &lt;&lt; <span class="stringliteral">&quot;: outgoing halfedge not on boundary error\n&quot;</span>;</div><div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;              ok = <span class="keyword">false</span>;</div><div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;            }</div><div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;          }</div><div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;        }</div><div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;</div><div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;</div><div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;      </div><div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;        <span class="comment">// outgoing halfedge has to refer back to vertex</span></div><div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;        <span class="keywordflow">if</span> (mesh_.halfedge_handle(vh).is_valid() &amp;&amp;</div><div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;            mesh_.from_vertex_handle(mesh_.halfedge_handle(vh)) != vh)</div><div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;        {</div><div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;          _os &lt;&lt; <span class="stringliteral">&quot;MeshChecker: vertex &quot;</span> &lt;&lt; vh</div><div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;              &lt;&lt; <span class="stringliteral">&quot;: outgoing halfedge does not reference vertex\n&quot;</span>;</div><div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;          ok = <span class="keyword">false</span>;</div><div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;        }</div><div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;</div><div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;</div><div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;        <span class="comment">// check whether circulators are still in order</span></div><div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;        vv_it = mesh_.cvv_cwiter(vh);</div><div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;        <span class="keywordflow">for</span> (count=0; vv_it.is_valid() &amp;&amp; (count &lt; max_valence); ++vv_it, ++count) {};</div><div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;        <span class="keywordflow">if</span> (count == max_valence)</div><div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;        {</div><div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;          _os &lt;&lt; <span class="stringliteral">&quot;MeshChecker: vertex &quot;</span> &lt;&lt; vh</div><div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;              &lt;&lt; <span class="stringliteral">&quot;: ++circulator problem, one ring corrupt\n&quot;</span>;</div><div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;          ok = <span class="keyword">false</span>;</div><div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;        }</div><div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;        vv_it = mesh_.cvv_cwiter(vh);</div><div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;        <span class="keywordflow">for</span> (count=0; vv_it.is_valid() &amp;&amp; (count &lt; max_valence); --vv_it, ++count) {};</div><div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;        <span class="keywordflow">if</span> (count == max_valence)</div><div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;        {</div><div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;          _os &lt;&lt; <span class="stringliteral">&quot;MeshChecker: vertex &quot;</span> &lt;&lt; vh</div><div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;              &lt;&lt; <span class="stringliteral">&quot;: --circulator problem, one ring corrupt\n&quot;</span>;</div><div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;          ok = <span class="keyword">false</span>;</div><div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;        }</div><div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;      }</div><div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;    }</div><div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;  }</div><div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;</div><div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;</div><div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;</div><div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;  <span class="comment">//--- halfedge checks ---</span></div><div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;</div><div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;  <span class="keywordflow">if</span> (_targets &amp; CHECK_EDGES)</div><div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;  {</div><div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;    <span class="keyword">typename</span> Mesh::ConstHalfedgeIter  h_it(mesh_.halfedges_begin()), </div><div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;        h_end(mesh_.halfedges_end());</div><div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;    <span class="keyword">typename</span> Mesh::HalfedgeHandle     hh, hstart, hhh;</div><div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;    <span class="keywordtype">size_t</span>                            count, n_halfedges = 2*mesh_.n_edges();</div><div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;</div><div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;    <span class="keywordflow">for</span> (; h_it != h_end; ++h_it)</div><div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;    {</div><div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;      <span class="keywordflow">if</span> (!is_deleted(mesh_.edge_handle(*h_it)))</div><div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;      {</div><div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;        hh = *h_it;</div><div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;</div><div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;</div><div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;        <span class="comment">// degenerated halfedge ?</span></div><div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;        <span class="keywordflow">if</span> (mesh_.from_vertex_handle(hh) == mesh_.to_vertex_handle(hh))</div><div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;        {</div><div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;          _os &lt;&lt; <span class="stringliteral">&quot;MeshChecker: halfedge &quot;</span> &lt;&lt; hh</div><div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;              &lt;&lt; <span class="stringliteral">&quot;: to-vertex == from-vertex\n&quot;</span>;</div><div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;          ok = <span class="keyword">false</span>;</div><div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;        }</div><div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;</div><div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;</div><div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;        <span class="comment">// next &lt;-&gt; prev check</span></div><div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;        <span class="keywordflow">if</span> (mesh_.next_halfedge_handle(mesh_.prev_halfedge_handle(hh)) != hh)</div><div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;        {</div><div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;          _os &lt;&lt; <span class="stringliteral">&quot;MeshChecker: halfedge &quot;</span> &lt;&lt; hh</div><div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;              &lt;&lt; <span class="stringliteral">&quot;: prev-&gt;next != this\n&quot;</span>;</div><div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;          ok = <span class="keyword">false</span>;</div><div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;        }</div><div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;</div><div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;</div><div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;        <span class="comment">// halfedges should form a cycle</span></div><div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;        count=0; hstart=hhh=hh;</div><div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;        <span class="keywordflow">do</span></div><div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;        {</div><div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;          hhh = mesh_.next_halfedge_handle(hhh);</div><div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;          ++count;</div><div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;        } <span class="keywordflow">while</span> (hhh != hstart &amp;&amp; count &lt; n_halfedges);</div><div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;</div><div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;        <span class="keywordflow">if</span> (count == n_halfedges)</div><div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;        {</div><div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;          _os &lt;&lt; <span class="stringliteral">&quot;MeshChecker: halfedges starting from &quot;</span> &lt;&lt; hh</div><div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;              &lt;&lt; <span class="stringliteral">&quot; do not form a cycle\n&quot;</span>;</div><div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;          ok = <span class="keyword">false</span>;</div><div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;        }</div><div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;      }</div><div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;    }</div><div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;  }</div><div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;</div><div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;</div><div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;</div><div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;  <span class="comment">//--- face checks ---</span></div><div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;</div><div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;  <span class="keywordflow">if</span> (_targets &amp; CHECK_FACES)</div><div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;  {</div><div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;    <span class="keyword">typename</span> Mesh::ConstFaceIter          f_it(mesh_.faces_begin()), </div><div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;        f_end(mesh_.faces_end());</div><div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;    <span class="keyword">typename</span> Mesh::FaceHandle             fh;</div><div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;    <span class="keyword">typename</span> <a class="code" href="a02389.html#a1b0729c26d7cf8f123c344a3b81d353c">Mesh::ConstFaceHalfedgeIter</a>  fh_it;</div><div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;</div><div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;    <span class="keywordflow">for</span> (; f_it != f_end; ++f_it)</div><div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;    {</div><div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;      <span class="keywordflow">if</span> (!is_deleted(*f_it))</div><div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;      {</div><div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;        fh = *f_it;</div><div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;</div><div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;        <span class="keywordflow">for</span> (fh_it=mesh_.cfh_iter(fh); fh_it.is_valid(); ++fh_it)</div><div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;        {</div><div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;          <span class="keywordflow">if</span> (mesh_.face_handle(*fh_it) != fh)</div><div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;          {</div><div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;            _os &lt;&lt; <span class="stringliteral">&quot;MeshChecker: face &quot;</span> &lt;&lt; fh</div><div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;                &lt;&lt; <span class="stringliteral">&quot;: its halfedge does not reference face\n&quot;</span>;</div><div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;            ok = <span class="keyword">false</span>;</div><div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;          }</div><div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;        }</div><div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;      }</div><div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;    }</div><div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;  }</div><div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;</div><div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;</div><div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;</div><div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;  <span class="keywordflow">return</span> ok;</div><div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160;}</div><div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;</div><div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160;</div><div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;<span class="comment">//=============================================================================</span></div><div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;} <span class="comment">// naespace Utils</span></div><div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;} <span class="comment">// namespace OpenMesh</span></div><div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;<span class="comment">//=============================================================================</span></div><div class="ttc" id="a03077_html_a988805b4c79363bda7c8c7ba646c691d"><div class="ttname"><a href="a03077.html#a988805b4c79363bda7c8c7ba646c691d">OpenMesh::Utils::MeshCheckerT::check</a></div><div class="ttdeci">bool check(unsigned int _targets=CHECK_ALL, std::ostream &amp;_os=omerr())</div><div class="ttdoc">check it, return true iff ok </div><div class="ttdef"><b>Definition:</b> MeshCheckerT_impl.hh:66</div></div>
<div class="ttc" id="a02389_html_a1b0729c26d7cf8f123c344a3b81d353c"><div class="ttname"><a href="a02389.html#a1b0729c26d7cf8f123c344a3b81d353c">OpenMesh::PolyMeshT::ConstFaceHalfedgeIter</a></div><div class="ttdeci">Kernel::ConstFaceHalfedgeIter ConstFaceHalfedgeIter</div><div class="ttdoc">Circulator. </div><div class="ttdef"><b>Definition:</b> PolyMeshT.hh:178</div></div>
<div class="ttc" id="a02389_html_acf4b52db4b0198a91a02c06003623bfb"><div class="ttname"><a href="a02389.html#acf4b52db4b0198a91a02c06003623bfb">OpenMesh::PolyMeshT::ConstVertexOHalfedgeIter</a></div><div class="ttdeci">Kernel::ConstVertexOHalfedgeIter ConstVertexOHalfedgeIter</div><div class="ttdoc">Circulator. </div><div class="ttdef"><b>Definition:</b> PolyMeshT.hh:173</div></div>
<div class="ttc" id="a01233_html"><div class="ttname"><a href="a01233.html">OpenMesh</a></div><div class="ttdoc">Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...</div><div class="ttdef"><b>Definition:</b> MeshItems.hh:59</div></div>
<div class="ttc" id="a02389_html_a0fc18e13d70825938274e3faf7b55e01"><div class="ttname"><a href="a02389.html#a0fc18e13d70825938274e3faf7b55e01">OpenMesh::PolyMeshT::VertexHandle</a></div><div class="ttdeci">Kernel::VertexHandle VertexHandle</div><div class="ttdoc">Handle for referencing the corresponding item. </div><div class="ttdef"><b>Definition:</b> PolyMeshT.hh:136</div></div>
</div><!-- fragment --></div><!-- contents -->
</div><!-- doc-content -->
<hr>
<address>
<small>
<a href="http://www.rwth-graphics.de" style="text-decoration:none;">
</a>
Project <b>OpenMesh</b>, 
&copy;&nbsp; Computer Graphics Group, RWTH Aachen.
Documentation generated using 
<a class="el" href="http://www.doxygen.org/index.html">
<b>doxygen</b>
</a>.
</small>
</address>
</body>
</html>
